775861520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{18979}}^1$

素因数の和:19072

約数の個数: 80

約数和(自身を含む): 2089925760

約数和(自身を除く): 1314064240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 8176, 10220, 18979, 20440, 37958, 40880, 75916, 94895, 132853, 151832, 189790, 265706, 303664, 379580, 531412, 664265, 759160, 1062824, 1328530, 1385467, 1518320, 2125648, 2657060, 2770934, 5314120, 5541868, 6927335, 9698269, 10628240, 11083736, 13854670, 19396538, 22167472, 27709340, 38793076, 48491345, 55418680, 77586152, 96982690, 110837360, 155172304, 193965380, 387930760, 775861520]

約数ペア:

[(1, 775861520), (2, 387930760), (4, 193965380), (5, 155172304), (7, 110837360), (8, 96982690), (10, 77586152), (14, 55418680), (16, 48491345), (20, 38793076), (28, 27709340), (35, 22167472), (40, 19396538), (56, 13854670), (70, 11083736), (73, 10628240), (80, 9698269), (112, 6927335), (140, 5541868), (146, 5314120), (280, 2770934), (292, 2657060), (365, 2125648), (511, 1518320), (560, 1385467), (584, 1328530), (730, 1062824), (1022, 759160), (1168, 664265), (1460, 531412), (2044, 379580), (2555, 303664), (2920, 265706), (4088, 189790), (5110, 151832), (5840, 132853), (8176, 94895), (10220, 75916), (18979, 40880), (20440, 37958)]